Java Interview Questions on Core OOPS concepts These interview questions on core Object-Oriented Programming concepts are commonly asked in Java developer interviews. Practice them to ace your tech interview. Explain Data Abstraction with an example. What do you understand about Data-binding in java?
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A: Encapsulation is the practice of bundling data (fields) and methods that operate on that data into a single unit (class) and hiding the internal state using access modifiers. Q: How is encapsulation typically achieved in Java? A: By declaring class fields as private and providing public ...